Anna Maltby, SELF magazine
If you've opened a SkyMall lately, you know there are dozens of products out there designed to clean indoor air. But do they actually work? We asked the experts what you really need.
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1. A high-efficiency disposable MERV (minimal efficiency value reporting) HVAC (heating, ventilating and air-conditioning system) air filter in your home. Pardon the alphabet soup! All we mean is that you should hit up the hardware store and look for those words on a disposable filter you can install in your air system. They cost about $10 to $20, and you should replace them every three months and have your HVAC system serviced once a year. The filter will help reduce fine particles and allergens
by forcing air through tightly woven fibers that can trap even super-small particles. It'll also save you money on a whole-house HEPA (that's high-efficiency particulate air) system, which can cost thousands.
2. Freestanding HEPA cleaners for